Validitas dan Praktikalitas Modul Ajar Sistem Instalasi Tata Udara Berbasis Kompetensi Abad 21. Journal of Electrical Vocational Education, [S. l.], v. 1, n. 1, p. 49–58, 2025. DOI: 10.24036/d1j0fa48. Disponível em: https://jeve.ppj.unp.ac.id/index.php/jeve/article/view/13. Acesso em: 28 apr. 2026.